There are two types of people in this world: those that can only lie, and those that can only tell the truth. You might recognize that as the opening clause of so many knights and knaves problems. These are classic … Continue reading →

Complex Projective 4-Space recently celebrated its first birthday, and I was surprised to learn it was that young. I’ve been reading since January or so, and I guess I just assumed it had been around longer. It’s written by Adam … Continue reading →

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